Maliwawa Figures: A Rock Art Style Like No Other

Mar 19, 2021

Western Arnhem Land, Northern Territory, has a remarkable range and number of rock art sites, rivalling that of Europe, southern Africa and ...

The Disease That Turns Muscles Into Bones

Mar 18, 2021

Behind a glass enclosure at the Mutter Museum of The College of Physicians in Philadelphia is a terrifying exhibit—two human skeletons. Thei...

Guarapari’s Radioactive Beaches

Mar 17, 2021

About 50 km south of Vitória, the state capital of Espírito Santo, in southeastern Brazil, lies the coastal town of Guarapari, a popular tou...

Heroic War Pigeons

Mar 16, 2021

World War One, and to some extent, the Second World War, was a strange blend of archaic and modern technology. The First World War, in parti...

When California Was Thought To Be An Island

Mar 15, 2021

If California were a country its economy would be the fifth largest in the world. Yet the tech boom is not the starkest way California has e...

How a Failed Dam Legalized Marrying The Dead

Mar 12, 2021

Sitting low among the hills, just north of the city of Frejus, in southern France, not far from the French Riviera coast, are the broken rem...

The Octagon Houses of Orson Fowler

Mar 10, 2021

Orson Fowler wanted to design the best house, but he detested the traditional boxy shapes. Too many right angles, he thought. In his mind, t...

Conrad Haas: The 16th Century Rocket Pioneer

Mar 9, 2021

In 1961, a professor at the University of Bucharest, made a surprising discovery in the archives of the city of Sibiu, in Romania. It was a ...

Dazzle Camouflage: Hiding in Plain Sight

Mar 5, 2021

Unlike a submarine that can lurk beneath the waves, or an artillery tank that can camouflage itself among trees and the surrounding terrain,...

Pisonia: The Tree That Kills Birds

Mar 4, 2021

An overwhelming majority of plants depend upon birds and insects for seed dispersal. Plants attract pollinators by releasing aromatic compou...

The Lakeview Gusher: The Mother of Oil Spills

Mar 3, 2021

In the early days of oil drilling, when tools were basic and technology was lacking, every new oil well sunk into the ground ran the risk of...

The Pumps That Keep Germany Dry

Mar 1, 2021

The Ruhr valley in North Rhine-Westphalia was once Germany’s industrial heartland producing coal and steel, the two very essential raw mater...

Boot Scrapers

Mar 1, 2021

In the days before automobiles, when streets were meant for horses and their carts mostly, walking through mud and excrement was an unavoida...

Hitler’s Monster Railway

Feb 27, 2021

Hitler’s megalomaniac plans for Germany included a monumental new railway. This railway was supposed to connect the most important cities i...

The Great Smog of 1952

Feb 24, 2021

Londoners are no stranger to the cold, but on the morning of December 5, 1952, the sting of winter was felt worse than ever. The cold had th...

Johann Josef Loschmidt And Avogadro’s Number

Feb 22, 2021

Johann Josef Loschmidt is a name that might not ring many bells, yet everyone who took chemistry in junior college had surely come across Lo...

The Mad World of Hat Making

Feb 19, 2021

Hat-making in the 18th and 19th centuries was a hazardous business, because it involved the use of many chemicals, one of which was the toxi...

The Ingenuity of The ‘Ha-Ha’

Feb 17, 2021

What’s in a wall but a simple structure to keep intruders out, you might say. But a surprising amount of thought goes behind the constructio...

Flettner Rotor: Sailing Ships Without Sails

Feb 16, 2021

In 1926, a 2,000-ton steel-hulled schooner named Buckau made an extraordinary crossing across the Atlantic. Although the Buckau was techni...

Citizens! During Shelling This Side of The Street is The Most Dangerous

Feb 15, 2021

The city of Saint Petersburg is one of the most beautiful cities in Russia and in eastern Europe, with a great ensemble of historic building...